Let get more from Martha Raddatz. U.s. Officials akively engage FPD main goal is to keep Ukraine together and keep Russia out. Exactly right, George. The U.S. Has made it clear that it would be a big mistake for Russia to send in troops. If the protests start up again in a significant way or if the country seems to be out of control, it's not out of the question that Russia would take action. A big announcement from the pentag Pentagon. Chuck Hagel about to announce his budget. I projects the smallest united States army since world war ii. It would shrink the army down to about 450,000 soldiers. This goes further than the scheduled cuts. It also is reported to stop the use of an ailing attack jet. The focus will be on special operations and drones. You can expect a big fight on capitol hill. No question. Thank you. Let's get the other top stories

This transcript has been automatically generated and may not be 100% accurate.

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